What is the standard deviation of the sample means

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Pency's Cheese Steak brings a taste of Philadelphia food andculture to southeast Idaho with their famous Cheese Steak sandwiches. Of course, they want customers to have a great and satisfying experience eating their food. To help achieve this they want to give generous portions, but not so generous that they hurt profitability.

Their goal is to put 8 ounces of meat on each sandwich. History has shown the population standard deviation from this target to be 0.2 ounces. Set up a 3-sigma x-bar chart, for a sample size of 14, that will help them know if their portioning process is in control.

Based on this data, what is the standard deviation of the sample means? (four decimal places.

Given the data above, what would be the upper control limit for the x-bar chart? (two decimal places.)

Given the data above, what would be the lower control limit for the x-bar chart? (two decimal places.)

Reference no: EM132729972

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